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Patents for George A. Shelley | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 42,230 | Apr. 05, 1864 | G.A. Shelley | Patent Combination Try Square & Bevel | |
![]() | 120,675 | Nov. 07, 1871 | G.A. Shelley | Improvement in Spirit Levels |